Base | Representation |
---|---|
bin | 1011101010100011… |
… | …1010110111101110 |
3 | 22002020001222002021 |
4 | 2322220322313232 |
5 | 22403102222240 |
6 | 1234414220354 |
7 | 140411342440 |
oct | 27250726756 |
9 | 8066058067 |
10 | 3131289070 |
11 | 1367592908 |
12 | 7347b46ba |
13 | 3ab961990 |
14 | 219c20490 |
15 | 134d7954a |
hex | baa3adee |
3131289070 has 64 divisors (see below), whose sum is σ = 6990230016. Its totient is φ = 983399040.
The previous prime is 3131289061. The next prime is 3131289089. The reversal of 3131289070 is 709821313.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106077 + ... + 132343.
It is an arithmetic number, because the mean of its divisors is an integer number (109222344).
Almost surely, 23131289070 is an apocalyptic number.
3131289070 is an abundant number, since it is smaller than the sum of its proper divisors (3858940946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3131289070 is a wasteful number, since it uses less digits than its factorization.
3131289070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26425.
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 3131289070 is about 55957.9223166836. The cubic root of 3131289070 is about 1462.9889773627.
The spelling of 3131289070 in words is "three billion, one hundred thirty-one million, two hundred eighty-nine thousand, seventy".
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